10 results
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
Cauda Equina Syndrome ... - Emergency Causes ... Imaging studies: • MRI ... #differential # ... #neurology
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Limb ischemia • Aortic ... refill - Poor pulses ... diagnosis #lower ... #extremity #msk
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Hematuria - Differential ... hematuria + clots ➔ Lower ... : • Flank pain ... renal vein between aorta ... #urology #nephrology
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Epidemiology: • 1-2 cases ... Hands or feet • Pain ... /constipation, hyponatremia ... axonal form • MRI ... nerve roots and cauda
BEE Syndromes - Non-inflammatory Causes

Immune-mediated conditions affecting the Brain, Eye, and Ear

Visual or auditory symptoms in
Non-inflammatory Causes ... Non-inflammatory causes ... neuropathy (LHON) plus MRI ... consistent with MS ... #differential #
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
Causes of spinal ... Weakness - Lower ... involvement Cauda ... #lesions #differential ... #diagnosis #neurology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Cord Disorders - Differential ... continence • Pain ... roots -> Cauda ... Non-compressive Spinal Cord Causes ... MCTD, Sjogren syndrome
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
< 30 years • Aorta ... claudication, pulse ... Arteritis): • Aorta ... oligoclonal bands • MRI ... tract, and often causes
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... the upper and lower ... tract, and often causes ... diminished, or tender pulses ... , testes -> pain
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
cord compression (MRI ... or without back pain ... for brain and/or optic ... diagnosis #management #neurology ... #differential